Pointers - C Questions

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Data Types - C Questions

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Operators - C Questions

Operators Questions - 1 Operators Questions - 2 Operators Questions - 3 Operators Questions - 4 Operators Questions - 5

Structures - C Questions

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Files - C Questions

Files Questions - 1 Files Questions - 2 Files Questions - 3 Files Questions - 4 Files Questions - 5

printf - C Questions

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Variables - C Questions

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Preprocessor Macros

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While Loop - C Questions

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for Loop - C Questions

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if else - C Questions

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Switch case - C Questions

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Array - C Questions

Array Questions - 1 Array Questions - 2 Array Questions - 3 Array Questions - 4 Array Questions - 5

Functions - C Questions

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Memory Allocation

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C printf Questions and answers

In most of the MNC interview questions such as in ZOHO interview question, IVTL Infoview interview questions, Amazon interview questions, GOOGLE interview questions, Infosys interview questions and even in Voonik interview questions, We come across several Tricky C Questions about which 2:5 of the questions are from Printf in c. Solving that kind of tricky C questions is not an easy task for all C programmers. We need more practices to solve it with ease. So we provide 25+ interesting C questions in Printf to make your MNC interview very easy.

C Printf Questions and Answers

16. What will be the output of the C program?

#include<stdio.h>
int main()
{
	printf("ABCD\xB");
	printf("EFG");
	return 0;
}

A. ABCDEFG

B. ABCD
    EFG

C. AEFG

D. ABCD♂EFG

x

 

Option: D

Explanation

Alternative form of \v is \xB (vertical tab).

Answer


17. What will be the output of the C program?

#include<stdio.h>
int main()
{
	printf("ABCD\xC");
	printf("EFG");
	return 0;
}

A. ABCD♀EFG

B. ABCD♂EFG

C. ABCD
    EFG

D. none of the above

x

 

Option: A

Explanation

Alternative form of \f is \xC (form feed)

Answer


18. What will be the output of the C program?

#include<stdio.h>
int main()
{
	printf("ABCD\xG");
	printf("EFG");
	return 0;
}

A. ABCD     EFG

B. ABCD♂EFG

C. ABCDEFG

D. Compilation Error

x

 

Option: D

Explanation

Clearly, \x is not followed by hexa digits( A - F ).

Answer


19. What will be the output of the C program?

#include<stdio.h>
int main()
{
	char ch[20] = "abcdefghijklm";
	printf("\n%5.2s",ch);
	return 0;
}

A. abcde.fg

B.      ab

C. junk characters

D. abcdef

x

 

Option: B

Explanation

5 space followed by ab ie( 5.2 ).

Answer


20. What will be the output of the C program?

#include<stdio.h>
int main()
{
	char *ptr = "India%s";
	printf(ptr);
	return 0;
}

A. Compilation error

B. India%s

C. India

D. none of the above

x

 

Option: C

Explanation

Clearly, printf("India%s"); prints India. Here %s is neglected as there is nothing declared on the right most side of printf(); in string format.

Answer


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